Puzzle 400100:
Puzzle 400100:
GM Nikita Vitiugov (2727) - GM Vladimir Fedoseev (2704)
74th ch-RUS 2021 Ufa RUS, 2021.10.11 Vitiugov - Fedoseev, Ufa 2021
74th ch-RUS 2021 Ufa RUS, 2021.10.11 Vitiugov - Fedoseev, Ufa 2021
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